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drm/radeon/cik: Return backend map information to userspace

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This is required to properly calculate the tiling parameters
in userspace.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer 2013-11-18 18:25:59 +09:00 committed by Alex Deucher
parent 3a118989d5
commit 1ddce27d8f
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/radeon/radeon_kms.c
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@ -340,7 +340,7 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
break;
case RADEON_INFO_BACKEND_MAP:
if (rdev->family >= CHIP_BONAIRE)
return -EINVAL;
*value = rdev->config.cik.backend_map;
else if (rdev->family >= CHIP_TAHITI)
*value = rdev->config.si.backend_map;
else if (rdev->family >= CHIP_CAYMAN)